ADO.NET Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

ADO.NET Interview Questions

Questions Answers Views Company eMail

Diff b/w DataReader,Dataset and Data table?

HCL,

5 11578

We all know that Dataset is purely disconnected architechure, but we also know that we can update the changes made to the dataset can be updated in the backend database. when there is no connection how does the update happedn?

Accenture, FastStream,

6 12703

what are types of Dataset ?

HCL,

6 23787

ADO.NET is Disconnected Architecture. DataReader is connected Architecture, but DataReader is a part of ADO.NET. How is it possible?

Zensar,

3 12604

What are the Different layers in ADO.Net?

7 13978

can u tell me the how to get the print for the form

Crea,

2 5238

can u tell me the why ADO does not support xml..

Crea,

2 6549

IF we have lot of records in Database. How we can handle them?

Honeywell,

5 9969

what is ado.net

Karrox, SunGard,

6 10255

I want to ask u that if i add radio button in ado.net form,and how radion button data insert in SQL2005 Database...

6 11648

How to fetch the last inserted record in a particular table?

CarrizalSoft Technologies, Microsoft,

10 18819

How many types of data table are in SQL.NET

Chetu India, HCL, MAHINDRA,

4 16696

Differentiate between Dataset and Recordset.

2 6982

can we change the data in dataset? if yes what is the process?

Artech,

1 6790

Is ADO.NET derived from COM? true /false

Infosys,

2 7276

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Un-Answered Questions { ADO.NET }

describe the dataset object in ado.net.

959

Define connection string?

1072

Define different execute methods of ADO.NET command object ?

1097

Explain the difference between sqlcommand object and command behavior object?

1087

Which is better ole db or odbc?

909

What are the Data providers in ADO.Net?

1019

What is ado.net and its architecture?

1176

How to retrieve the user id which is provided while windows authentication?

1099

What is difference between entity framework and ado.net?

930

Some important instruction regarding ADO.NET connection string ?

984

What is the difference between Optimistic and Pessimistic locking?

983

If we are not returning any records from the database, which method is to be used?

1330

What are advantages of microsoft-provided data provider classes in ado.net?

1006

Which object needs to be closed?

2262

What are two types of transaction supported by ado.net?

996

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